The K&N replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We offer over 1,200 different replacement air filters for most vehicles on the road. These filters are washable, reusable, and custom-designed to fit your existing factory air box. Their drop-in design ensures simple installation. For most vehicles, simply remove the disposable air filter and replace it with a K&N. K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, resulting in increased horsepower. Each performance air filter is reusable, designed to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed for easy installation into your factory air box.
- ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
- RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
- 6 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
- CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
- REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you up to $125 vs. purchasing multiple disposable filters (compared to MSRP in USD of corresponding OE filters for 200,000 miles of highway driving)
- ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply
- EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
- REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
Installation Instructions
Technical Bulletin
This Part Fits:
Year |
Make |
Model |
Submodel |
2007-2009 |
Dodge |
Ram 2500 |
Laramie |
2007-2009 |
Dodge |
Ram 2500 |
SLT |
2007-2009 |
Dodge |
Ram 2500 |
ST |
2008-2009 |
Dodge |
Ram 2500 |
SXT |
2007-2009 |
Dodge |
Ram 3500 |
Laramie |
2007-2009 |
Dodge |
Ram 3500 |
SLT |
2007 |
Dodge |
Ram 3500 |
Sport |
2007-2009 |
Dodge |
Ram 3500 |
ST |
2008-2009 |
Dodge |
Ram 3500 |
SXT |